Template Function TRAP::Math::FaceForward#

Function Documentation#

template<u32 L, typename T>
constexpr Vec<L, T> TRAP::Math::FaceForward(const Vec<L, T> &N, const Vec<L, T> &I, const Vec<L, T> &NRef)#

Retrieve a vector pointing in the same direction as another.

Parameters:

  • N – Specifies the vector to orient.

  • I – Specifies the incident vector.

  • NRef – Specifies the reference vector.

Returns:

If Dot(NRef, I) < 0.0, returns N, otherwise; returns -N.